#include <stdio.h>
#include <time.h>

int main()
{
	/*printf("ABCDEFG");

	for (int i = 0; i < 7; ++i)
	{
		Sleep(500);
		printf("\b \b");
		fflush(stdout);
	}*/
	int begin = clock();
	printf("My name is ouyang");
	fflush(stdout);

	Sleep(2000);
	printf("\rHow are you?        ");
	fflush(stdout);

	Sleep(2000);
	printf("\rIm fine, thinks \n");
	fflush(stdout);
	int end = clock();

	printf("%.1f", (double)(end - begin)/CLOCKS_PER_SEC);
	return 0;
}